This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A356868 #15 Sep 03 2022 22:23:46 %S A356868 2,12,45,112,275,468,833,1216,1863,2900,3751,5328,6929,8428,10575, %T A356868 13568,17051,19764,24187,28400,32193,38236,43907,51264,60625,68276, %U A356868 75087,83888,91669,101700,122047,134144,149193,160684,182525,195696,214933,235372,254007,276800,300899 %N A356868 a(n) = n^2 * prime(n). %t A356868 a[n_] := n^2 * Prime[n]; Array[a, 40] (* _Amiram Eldar_, Sep 02 2022 *) %o A356868 (Python) %o A356868 from sympy import prime %o A356868 def a(n): return n**2 * prime(n) %o A356868 print([a(n) for n in range(1, 41)]) # _Michael S. Branicky_, Sep 01 2022 %Y A356868 Cf. A000040, A000290, A004232, A033286, A196421. %K A356868 nonn,easy %O A356868 1,1 %A A356868 _Alex Ratushnyak_, Sep 01 2022